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feature(spi): optimizing hspi example

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XiongYu
2019-02-27 20:32:25 +08:00
parent f3c97bb74a
commit 2f3aa40c91
6 changed files with 187 additions and 298 deletions
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3
components/esp8266/driver/spi.c
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@ -210,7 +210,8 @@ esp_err_t spi_set_mode(spi_host_t host, spi_mode_t *mode)
SPI[host]->pin.slave_mode = true;
SPI[host]->slave.slave_mode = true;
SPI[host]->user.usr_miso_highpart = true;
SPI[host]->ctrl2.mosi_delay_num = 1;
// MOSI signals are delayed by APB_CLK(80MHz) mosi_delay_num cycles
SPI[host]->ctrl2.mosi_delay_num = 2;
SPI[host]->ctrl2.miso_delay_num = 0;
SPI[host]->slave.wr_rd_sta_en = 1;
SPI[host]->slave1.status_bitlen = 31;